महाभारतः mahābhārataḥ - book-6, chapter-55, verse-19

तत्र भीष्मः शांतनवो नित्यं मण्डलकार्मुकः ।
मुमोच बाणान्दीप्ताग्रानहीनाशीविषानिव ॥१९॥

19. tatra bhīṣmaḥ śāṁtanavo nityaṁ maṇḍalakārmukaḥ ,
mumoca bāṇāndīptāgrānahīnāśīviṣāniva.

19. tatra bhīṣmaḥ śāntanavaḥ nityam maṇḍalakārmukaḥ
mumoca bāṇān dīptāgrān ahīn āśīviṣān iva

19. tatra śāntanavaḥ bhīṣmaḥ nityam maṇḍalakārmukaḥ
dīptāgrān āśīviṣān ahīn iva bāṇān mumoca

19. There, Bhishma, the son of Shantanu, whose bow was always drawn into a perfect circle, released arrows with flaming tips, just like venomous serpents.

Words meanings summery:

• तत्र (tatra) - there, in that place

• भीष्मः (bhīṣmaḥ) - Bhishma

• शान्तनवः (śāntanavaḥ) - son of Shantanu, descendant of Shantanu

• नित्यम् (nityam) - always, constantly

• मण्डलकार्मुकः (maṇḍalakārmukaḥ) - one who holds a bow drawn into a full circular form (i.e., at full tension) (whose bow is drawn into a circle)

• मुमोच (mumoca) - he released, he discharged

• बाणान् (bāṇān) - arrows

• दीप्ताग्रान् (dīptāgrān) - having flaming tips, with shining points

• अहीन् (ahīn) - snakes, serpents

• आशीविषान् (āśīviṣān) - (like) venomous serpents (venomous, poisonous)

• इव (iva) - like, as if

Words meanings and morphology

तत्र (tatra) - there, in that place

(indeclinable)

भीष्मः (bhīṣmaḥ) - Bhishma

(proper noun)

Nominative, masculine, singular of bhīṣma

bhīṣma - Bhishma (name of a warrior in the Mahabharata)

शान्तनवः (śāntanavaḥ) - son of Shantanu, descendant of Shantanu

(adjective)

Nominative, masculine, singular of śāntanava

śāntanava - descendant of Shantanu, relating to Shantanu

Derived from `śantanu` with the patronymic suffix `-a(ṇ)`

नित्यम् (nityam) - always, constantly

(indeclinable)

Note: Adverbial usage

मण्डलकार्मुकः (maṇḍalakārmukaḥ) - one who holds a bow drawn into a full circular form (i.e., at full tension) (whose bow is drawn into a circle)

(adjective)

Nominative, masculine, singular of maṇḍalakārmuka

maṇḍalakārmuka - one whose bow is a circle; with a circular bow

Compound type : bahuvrīhi (maṇḍala+kārmuka)

• maṇḍala – circle, disc, orb
  noun (neuter)
• kārmuka – bow (weapon)
  noun (neuter)

मुमोच (mumoca) - he released, he discharged

(verb)

3rd person , singular, active, perfect (lit) of muc

Root: muc (class 6)

बाणान् (bāṇān) - arrows

(noun)

Accusative, masculine, plural of bāṇa

bāṇa - arrow

दीप्ताग्रान् (dīptāgrān) - having flaming tips, with shining points

(adjective)

Accusative, masculine, plural of dīptāgra

dīptāgra - having blazing or flaming tips

Compound type : bahuvrīhi (dīpta+agra)

• dīpta – shining, blazing, inflamed
  adjective (masculine)
  Past Passive Participle
  Derived from root `dīp` (to shine, to burn)
  Root: dīp (class 4)
• agra – tip, point, front
  noun (neuter)

अहीन् (ahīn) - snakes, serpents

(noun)

Accusative, masculine, plural of ahi

ahi - snake, serpent

आशीविषान् (āśīviṣān) - (like) venomous serpents (venomous, poisonous)

(adjective)

Accusative, masculine, plural of āśīviṣa

āśīviṣa - venomous, poisonous (often applied to snakes believed to kill by breath or glance)

Note: Qualifies `ahīn` (snakes).

इव (iva) - like, as if

(indeclinable)